[ILUG] Re: [ILUG-Social] using a notebook on the train?
lbedford at lbedford.org
Tue Dec 4 11:17:23 GMT 2001
On Tue, Dec 04, 2001 at 11:04:03AM +0000, Dave Airlie came forth with:
> > > problem ? With RAM prices as they are no swap is of course very viable for a
> > > new box but I'd like to know the good word for old boxes which might be
> > > getting a kernel upgrade.
> > Basically, because of "overcommit" and some other design decisions, if
> > you don't have more swap than ram on a 2.4 kernel, you can expect wierd
> > swap problems, like massive swapping when you are just using a wee bit etc.
> > If your swap partition is smaller than RAM, adding a swapfile or some
> > such will likely double system performance when you are doing disk access
> > and swapping.
> If I remember Andrea VM 2.4.x (x>=10) doesn't have this requirement..
Yup... up to 2.4.9,
VM = Mem + ( Swap - Mem)
from 2.4.10 on
VM = Mem + Swap
kt.zork.net, your only man.
2.4.10+ is also more predictable, so they can guarantee the same results
each time. They couldn't before :(
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